Company lists · Data refreshed September 2026

Top 25 Outsourced business services based in the United States

RevenueBase identified 2,170 company matches for outsourced business services associated with the United States as of September 2026 and tracks 162,682 professional contacts across them, including 19,429 with verified work emails. New York is the largest hub.

This list covers company matches for outsourced business services associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 21, 2026 How this list was built
2,170Companies
162,682Contacts tracked
19,429Verified emails
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The 25 largest outsourced business services based in the United States

Ranked by team size
Top 25 of 2,170 company matches for outsourced business services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAustin, TX, United StatesHQ recorded Sep 21, 202610001+26,420 contacts →

Exact match

“We’re TTEC (pronounced t.tec).”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202610001+15,457 contacts →

Exact match

“ibex delivers innovative business process outsourcing (BPO), smart digital marketing, online acquisition technology, and end-to-end customer engagement solutions to help companies…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202610001+14,238 contacts →

Exact match

“About VXI Global Solutions VXI Global Solutions is a BPO leader in customer service, customer experience, and digital solutions.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 21, 202610001+3,396 contacts →

Exact match

“Recognized as the #1 CX provider for disruptors and innovators across financial services, healthcare, and e-commerce, Ubiquity was founded on the belief that our clients and their…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchDallas, TX, United StatesHQ recorded Sep 21, 20261,001-5,0003,122 contacts →

Exact match

“Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 21, 20261,001-5,0003,000 contacts →

Exact match

“Datamatics Business Solutions is a global Business Process Management (BPM) company delivering technology-led and AI-enabled solutions that help organizations improve efficiency…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchBerwyn, PA, United StatesHQ recorded Sep 21, 20265,001-10,0002,774 contacts →

Exact match

“Advanced Call Center Technologies, LLC (ACT) is a premier provider of domestic (USA), near shore and far shore outsourced call center services to the financial services, mortgage…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchEagan, MN, United StatesHQ recorded Sep 21, 202610001+2,772 contacts →

Exact match

“Stream Global Services is a premium business process outsource (BPO) service provider specializing in customer relationship management solutions including sales, customer care…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchPrinceton, NJ, United StatesHQ recorded Sep 21, 20261,001-5,0002,494 contacts →

Exact match

“Flatworld Solutions is a diversified BPO and Technology services company with customers across 100+ countries.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchNeenah, WI, United StatesHQ recorded Sep 21, 20261,001-5,0002,046 contacts →

Exact match

“Alta Resources has always worked to be something different.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchTX, United StatesHQ recorded Sep 21, 202610001+1,743 contacts →

Exact match

“Coforge Business Process Solutions (or Coforge BPS) offers digital platforms and solutions to multiple industries, including the financial services industry.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchBoca Raton, FL, United StatesHQ recorded Sep 21, 20265,001-10,0001,741 contacts →

Exact match

“Award-winning outsourcing partner with two decades of experience operating an exclusively nearshore strategy that delivers better performance, close to home, and at a lower cost.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchAustin, TX, United StatesHQ recorded Sep 21, 20261,001-5,0001,711 contacts →

Exact match

“SupportNinja provides customer experience and back-office support services for tech companies and startups around the world.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchWaco, TX, United StatesHQ recorded Sep 21, 20265,001-10,0001,710 contacts →

Exact match

“Support Services Group (SSG) helps businesses accelerate growth and earn customers for life through high-touch, outsourced engagement center services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchCincinnati, OH, United StatesHQ recorded Sep 21, 20261,001-5,0001,484 contacts →

Exact match

“At RDI, we believe in winning smart by providing customized, strategic solutions to our clients.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchTucson, AZ, United StatesHQ recorded Sep 21, 20261,001-5,0001,275 contacts →

Exact match

“BroadPath provides transformational outsourcing and managed services powered by our one-of-a-kind, 100% remote business model.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchWaltham, MA, United StatesHQ recorded Sep 21, 20261,001-5,0001,238 contacts →

Exact match

“Full Potential Solutions (FPS) is a new kind of performance-based outsourcing firm that puts culture and employees first, because we believe that happy, fulfilled teams accomplish…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchMarlton, NJ, United StatesHQ recorded Sep 21, 20261,001-5,0001,237 contacts →

Exact match

“SEBPO transforms operational complexity into a seamless, strategic advantage.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchPrinceton, NJ, United StatesHQ recorded Sep 21, 20261,001-5,0001,121 contacts →

Exact match

“Intelligroup is a global provider of innovative consulting, technology, and outsourcing services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchPhoenix, AZ, United StatesHQ recorded Sep 21, 20261,001-5,0001,048 contacts →

Exact match

“Valor Global is a global leader in providing extraordinary customer experiences for clients across the globe.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchCambridge, MA, United StatesHQ recorded Sep 21, 20261,001-5,0001,036 contacts →

Exact match

“Peak Support: A Ubiquity Company is a business process outsourcing (BPO) company growing dedicated to providing exceptional support to high-growth companies.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchLas Vegas, NV, United StatesHQ recorded Sep 21, 20261,001-5,0001,021 contacts →

Exact match

“Open Access is a leading outsourcing solutions provider with a history of delivering high-quality services to global businesses across industries.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchJacksonville Beach, FL, United StatesHQ recorded Sep 21, 20261,001-5,000985 contacts →

Exact match

“ERC Global is one of the top international BPO providers of customer experience solutions.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchRockville, MD, United StatesHQ recorded Sep 21, 20261,001-5,000972 contacts →

Exact match

“Transparent BPO was founded to provide its clients with superior nearshore contact center services and business process outsourcing at competitive pricing.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchDoral, FL, United StatesHQ recorded Sep 21, 20261,001-5,000902 contacts →

Exact match

“Our Company Inktel is a leading business process outsourcer that specializes in creating personalized call center solutions which enable our clients to increase market share…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 2,170 outsourced business services based in the United States

See the full list, filter by size, metro and specialty, and access 19,429 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outsourced business services based in the United States at a glance

As of Sep 21, 2026
11.9%Verified-email coverage
75.0Average contacts per company
11-50Median size (employees)
5.0%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
598
11-50
710
51-200
476
201-500
197
501-1,000
74
1,001-5,000
86
5,001-10,000
11
10001+
15

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,170 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “outsourced business services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 19,429 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “outsourced business services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourced business services are there based in the United States?

RevenueBase identified 2,170 company matches for outsourced business services associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

TTEC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most outsourced business services?

New York leads with 109 company records, followed by Sheridan (60) and Miami (59).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 19,429 professional contacts with verified work emails tracked across these 2,170 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.

Ready to reach these companies? Verified emails and direct dials for all 2,170 outsourced business services based in the United States. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.